Advertisements
Advertisements
Question
Complete the statement by filling the gap using an appropriate term from the terms given in the bracket.
(slow, coloured, arrow, fast, smell, milky, physical, product, chemical, reactant, covalent, ionic, octet, duplet, exchange, sharing, equality sign)
An ______ is drawn in between the reactants and products while writing the equation for a chemical reaction.
Advertisements
Solution
An arrow is drawn in between the reactants and products while writing the equation for a chemical reaction.
RELATED QUESTIONS
MULTIPLE CHOICE QUESTIONS
Tick the most appropriate answer.
Which one of the following alters the rate of the chemical reaction without itself undergoing any change?
- temperature and Pressure
- concentration of reactants
- presence of catalyst
- none of these
TRUE \ FALSE
Evaporation of water is a physical change. True or false ?
TRUE \ FALSE
Temperature at which a liquid starts boiling is known as the boiling point of that liquid. True or false ?
What are biocatalysts ?
Fill in the blank.
Melting of ice is a _______ change.
State the original colour of the following substance and colour of residue obtained after heating.
Lead nitrate
Chemical change is a temporary change.
A student took a solution of copper sulphate in a beaker and put a clean iron nail into it and left it for about an hour.
Write a word equation for the chemical change, if any.
Write five changes in the characteristics of a substance that can take place during a chemical change.
Write the characteristics of chemical change.
